Three senses of fordii I WORD may be seen as a cluster of sound segments or letters between two pauses or blanks. A physically definable unit) I WORD is the common factor underlying a set of forms, a unit of vocabulary a lexical item, or a lexeme. the common factor underlying a set of forms) I WORD is a comparably abstract unit to be set up to show how words work in the grammar of a language. ( a grammatical unitThree Senses of “Word” WORD may be seen as a cluster of sound segments or letters between two pauses or blanks. (A physically definable unit) WORD is the common factor underlying a set of forms, a unit of vocabulary, a lexical item, or a lexeme.( the common factor underlying a set of forms) WORD is a comparably abstract unit to be set up to show how words work in the grammar of a language.( a grammatical unit)